化石 燃料 ではありませんでした kasekinenryōdewārimasendeshita
kasekinenryōdewārimasendeshita
Noun
, Desu Copula
The polite, past negative form of 化石燃料
1. Was not fossil fuel.
Past/Perfective
, Negative
, Polite
, Formal Register
Word Pronunciation
文
No variants available for this word.